Home | History | Annotate | Line # | Download | only in dev
diovar.h revision 1.8.2.1 
      1 /*	$NetBSD: diovar.h,v 1.8.2.1 2004/08/03 10:34:23 skrll Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 /*
     40  * Autoconfiguration definitions and prototypes for the DIO bus.
     41  */
     42 
     43 #include <machine/bus.h>
     44 
     45 /*
     46  * Arguments used to attach a device to the DIO bus.
     47  */
     48 struct dio_attach_args {
     49 	bus_space_tag_t da_bst;		/* bus space tag */
     50 	int	da_scode;		/* select code */
     51 	int	da_addr;		/* device address */
     52 	int	da_size;		/* size of address space */
     53 	int	da_ipl;			/* interrupt priority level */
     54 	u_int8_t da_id;			/* primary device id */
     55 	u_int8_t da_secid;		/* secondary device id */
     56 };
     57 
     58 /*
     59  * This structure is used by the autoconfiguration code to lookup
     60  * the size of a DIO device (not all use one select code).
     61  */
     62 struct dio_devdata {
     63 	u_int8_t dd_id;			/* primary device id */
     64 	u_int8_t dd_secid;		/* secondary device id */
     65 	int	dd_nscode;		/* number of select codes */
     66 };
     67 
     68 /*
     69  * This structure is used by the autoconfiguration code to print
     70  * a textual description of a device.
     71  */
     72 struct dio_devdesc {
     73 	u_int8_t dd_id;			/* primary device id */
     74 	u_int8_t dd_secid;		/* secondary device id */
     75 	const char *dd_desc;		/* description */
     76 };
     77 
     78 #ifdef _KERNEL
     79 void	*dio_scodetopa __P((int));
     80 void	*dio_intr_establish __P((int (*)(void *), void *, int, int));
     81 void	dio_intr_disestablish __P((void *));
     82 void	dio_set_bus_space_oddbyte __P((bus_space_tag_t));
     83 #endif /* _KERNEL */
     84